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| author | Al Viro <viro@zeniv.linux.org.uk> | 2010-09-24 07:25:34 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-09-24 22:54:19 +0200 |
| commit | acdc0d5ef9dd74534fe8df77a2056fa1d911abe5 (patch) | |
| tree | d1ceebde90888a0b9e3b8a5572a531abe213e4b4 /arch/m32r/kernel | |
| parent | m32r: hole in shifting pc back (diff) | |
| download | linux-acdc0d5ef9dd74534fe8df77a2056fa1d911abe5.tar.xz linux-acdc0d5ef9dd74534fe8df77a2056fa1d911abe5.zip | |
m32r: fix breakage from "m32r: use generic ptrace_resume code"
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/m32r/kernel')
| -rw-r--r-- | arch/m32r/kernel/ptrace.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index e555091eb97c..0021ade4cba8 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child) if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) != sizeof(insn)) - break; + return -EIO; compute_next_pc(insn, pc, &next_pc, child); if (next_pc & 0x80000000) - break; + return -EIO; if (embed_debug_trap(child, next_pc)) - break; + return -EIO; invalidate_cache(); + return 0; } void user_disable_single_step(struct task_struct *child) |